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128289RESERVE NOTICE23/07/2025 04:32:09 PM
STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 25/07/2025
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following period:
From 1400 hrs to 1430 hrs 25/07/2025.
The forecast capacity reserve requirement is 778 MW.
The minimum capacity reserve available is 777 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following period:
From 1400 hrs to 1430 hrs 25/07/2025.
The forecast capacity reserve requirement is 778 MW.
The minimum capacity reserve available is 777 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
128277RESERVE NOTICE23/07/2025 02:10:12 AM
STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 25/07/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 128259 is cancelled at 0200 hrs 23/07/2025.
Manager NEM Real Time Operations
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 128259 is cancelled at 0200 hrs 23/07/2025.
Manager NEM Real Time Operations
128259RESERVE NOTICE22/07/2025 04:34:09 PM
STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 25/07/2025
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following periods:
1. From 0800 hrs to 1000 hrs 25/07/2025.
The forecast capacity reserve requirement is 830 MW.
The minimum capacity reserve available is 790 MW.
2. From 1030 hrs to 1130 hrs 25/07/2025.
The forecast capacity reserve requirement is 846 MW.
The minimum capacity reserve available is 798 MW.
3. From 1300 hrs to 1330 hrs 25/07/2025.
The forecast capacity reserve requirement is 842 MW.
The minimum capacity reserve available is 837 MW.
4. From 1400 hrs to 1530 hrs 25/07/2025.
The forecast capacity reserve requirement is 839 MW.
The minimum capacity reserve available is 804 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
AEMO Operations
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following periods:
1. From 0800 hrs to 1000 hrs 25/07/2025.
The forecast capacity reserve requirement is 830 MW.
The minimum capacity reserve available is 790 MW.
2. From 1030 hrs to 1130 hrs 25/07/2025.
The forecast capacity reserve requirement is 846 MW.
The minimum capacity reserve available is 798 MW.
3. From 1300 hrs to 1330 hrs 25/07/2025.
The forecast capacity reserve requirement is 842 MW.
The minimum capacity reserve available is 837 MW.
4. From 1400 hrs to 1530 hrs 25/07/2025.
The forecast capacity reserve requirement is 839 MW.
The minimum capacity reserve available is 804 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
AEMO Operations
128190INTER-REGIONAL TRANSFER19/07/2025 07:35:53 PM
Inter-regional transfer limit variation - Eraring 500kV - Kemps Creek 5A2 500kV Line - NSW region - 19/07/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Eraring500kV - Kemps Creek 5A2 500kV Line - NSW region - 19/07/2025
At 1910 hrs 19/07/2025 there was a short notice outage of Eraring 500kV - Kemps Creek 5A2 500kV Line .
The following constraint set(s) invoked at 1920 hrs 19/07/2025
N-ERKC_ONE
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Eraring500kV - Kemps Creek 5A2 500kV Line - NSW region - 19/07/2025
At 1910 hrs 19/07/2025 there was a short notice outage of Eraring 500kV - Kemps Creek 5A2 500kV Line .
The following constraint set(s) invoked at 1920 hrs 19/07/2025
N-ERKC_ONE
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
128176INTER-REGIONAL TRANSFER19/07/2025 03:25:24 PM
Inter-regional transfer limit variation - Bulgana-Horsham 220kV LINE - VIC region - 19/07/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Bulgana-Horsham 220kV LINE - VIC region - 19/07/2025
A planned outage of Bulgana-Horsham 220kV LINE in the VIC region was scheduled from 0700 hrs 19/07/2025 to 1730 hrs 19/07/2025.
The outage has been completed and Bulgana-Horsham 220kV LINE returned to service at 1525 hrs 19/07/2025
Constraint set(s) revoked: V-BUHO
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Bulgana-Horsham 220kV LINE - VIC region - 19/07/2025
A planned outage of Bulgana-Horsham 220kV LINE in the VIC region was scheduled from 0700 hrs 19/07/2025 to 1730 hrs 19/07/2025.
The outage has been completed and Bulgana-Horsham 220kV LINE returned to service at 1525 hrs 19/07/2025
Constraint set(s) revoked: V-BUHO
Manager NEM Real Time Operations
128175POWER SYSTEM EVENTS19/07/2025 01:35:42 PM
Non-credible contingency event - TAS region - 19/07/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - TAS region - 19/07/2025
At 1240 hrs the Liapoota - Wadamana - Palmerston 220 kV line and the Cattle Hill Wind Farm - Wadamana 220 kV line tripped.
AEMO did not instruct load shedding.
AEMO has been advised of a 70 MW load reduction at Nyrstar.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - TAS region - 19/07/2025
At 1240 hrs the Liapoota - Wadamana - Palmerston 220 kV line and the Cattle Hill Wind Farm - Wadamana 220 kV line tripped.
AEMO did not instruct load shedding.
AEMO has been advised of a 70 MW load reduction at Nyrstar.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
128168GENERAL NOTICE18/07/2025 02:05:37 PM
Planned outage of Dapto - Kangaroo Valley (18) 330 kV line in the NSW region on 20/07/2025
AEMO ELECTRICITY MARKET NOTICE
The Dapto - Kangaroo Valley (18) 330 kV line in the New South Wales (NSW) region is planned to be out of service from 0615 hrs to 1630 hrs 20/07/2025.
This outage is considered as a High Impact Outage (HIO).
During this planned outage:
- There is a potential for Energy and FCAS prices to approach the Market Price Cap.
- Power transfer will be restricted between VIC/Snowy and NSW.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
The Dapto - Kangaroo Valley (18) 330 kV line in the New South Wales (NSW) region is planned to be out of service from 0615 hrs to 1630 hrs 20/07/2025.
This outage is considered as a High Impact Outage (HIO).
During this planned outage:
- There is a potential for Energy and FCAS prices to approach the Market Price Cap.
- Power transfer will be restricted between VIC/Snowy and NSW.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
128164INTER-REGIONAL TRANSFER18/07/2025 12:18:28 PM
Inter-regional transfer limit variation - S3 Greenbank 275 kV SVC - QLD region - 18/07/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - S3 Greenbank 275 kV SVC - QLD region - 18/07/2025
At 1207 hrs 18/07/2025 there was an unplanned outage of S3 Greenbank 275 kV SVC.
The following constraint set(s) invoked at 1215 hrs 18/07/2025
Q-GB_VC
This constraint set(s) contains equations with the following interconnectors on the LHS.
NSW1-QLD1,N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - S3 Greenbank 275 kV SVC - QLD region - 18/07/2025
At 1207 hrs 18/07/2025 there was an unplanned outage of S3 Greenbank 275 kV SVC.
The following constraint set(s) invoked at 1215 hrs 18/07/2025
Q-GB_VC
This constraint set(s) contains equations with the following interconnectors on the LHS.
NSW1-QLD1,N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
128160POWER SYSTEM EVENTS18/07/2025 08:49:29 AM
Non-credible contingency event - QLD region - 18/07/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 18/07/2025
At 0825 hrs the H11_Nebo 275/132 kV No.1 Transformer was switched out on a planned outage and the H11_Nebo 275 kV SVC tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 18/07/2025
At 0825 hrs the H11_Nebo 275/132 kV No.1 Transformer was switched out on a planned outage and the H11_Nebo 275 kV SVC tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations